
\subsection{Block-entropy Analysis}
\label{sec:blockentropy_analysis}

The blockwise calculation can help in determining if a file is packed
or not. The average block entropy is @average@ with a standard
deviation of @stdev@. Figure~\ref{fig:blockentropy} shows the
blockwise entropy of the file.

\begin{figure}
  \centering
  \includegraphics[width=\textwidth]{blockentropy.eps}
  \caption{Block entropy of the file with a blocksize of 256 bytes.}
  \label{fig:blockentropy}
\end{figure}
